: a hole bored or drilled in the earth: such as
a
: an exploratory well
b
chiefly British
: a small-diameter well drilled especially to obtain water
Examples of borehole in a Sentence
Recent Examples on the Web
The drilling project encountered issues, including sediment washing into a wetland and a borehole being left unfilled.
—
Laura Schulte, jsonline.com, 29 Sep. 2025
Catching the problem early—by noting any boreholes, rust, or damage—can preserve a beloved antique.
—Nafeesah Allen, Better Homes & Gardens, 24 Sep. 2025
Giving a whole new meaning to underground power, startup Deep Fission Nuclear has secured US$30 million in funding to install a micro-reactor in a mile-deep borehole by July 4, 2026 as part of the US Department of Energy's Reactor Pilot Program.
—New Atlas, 21 Sep. 2025
According to the company, the attendees even viewed the borehole itself through a camera lowered down the shaft, revealing a smooth transition from surface soil to uniform granite walls.
—Georgina Jedikovska, Interesting Engineering, 18 Sep. 2025
See All Example Sentences for borehole
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Laura Schulte, jsonline.com, 29 Sep. 2025
Catching the problem early—by noting any boreholes, rust, or damage—can preserve a beloved antique.
—Nafeesah Allen, Better Homes & Gardens, 24 Sep. 2025
Giving a whole new meaning to underground power, startup Deep Fission Nuclear has secured US$30 million in funding to install a micro-reactor in a mile-deep borehole by July 4, 2026 as part of the US Department of Energy's Reactor Pilot Program.
—New Atlas, 21 Sep. 2025
According to the company, the attendees even viewed the borehole itself through a camera lowered down the shaft, revealing a smooth transition from surface soil to uniform granite walls.
—Georgina Jedikovska, Interesting Engineering, 18 Sep. 2025
See All Example Sentences for borehole
Cite this Entry
“Borehole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/borehole. Accessed 4 Nov. 2025.
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